Sample 16A
NavDat sample number 128232 · DIABASE
Sample
| Sample ID | 16A |
|---|---|
| Rock name | DIABASE |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Inclusion, Fine grained inclusion with Plag phenocrysts , bio, hb, plag groundmass |
Location
| Latitude | 37.2383 |
|---|---|
| Longitude | -118.669 |
| Location | Lamark Granodiorite |
| State / province | California |
| Volcanic field | Eastern Sierra Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 91.6 | 91 | 92.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.7 | WT% | XRF | |
| TIO2 | 0.9 | WT% | XRF | |
| AL2O3 | 17.7 | WT% | XRF | |
| FE2O3 | 9.47 | WT% | XRF | |
| MNO | 0.21 | WT% | XRF | |
| MGO | 5.9 | WT% | XRF | |
| CAO | 8 | WT% | XRF | |
| NA2O | 3.9 | WT% | XRF | |
| K2O | 1.78 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| LOI | 0.57 | WT% | XRF | |
| BA | 300 | PPM | EDXRF | |
| LA | 28 | PPM | EDXRF | |
| CE | 64 | PPM | EDXRF | |
| RB | 125 | PPM | EDXRF | |
| SR | 475 | PPM | EDXRF | |
| Y | 18 | PPM | EDXRF | |
| ZR | 120 | PPM | EDXRF | |
| NB | 11 | PPM | EDXRF | |
| NI | 37 | PPM | EDXRF | |
| ZN | 160 | PPM | EDXRF | |
| CR | 85 | PPM | EDXRF |